What is the purpose of a transceiver in amateur radio?

The purpose of a transceiver in amateur radio is to transmit and receive signals. A transceiver combines both the transmitter and receiver functions into a single device, allowing amateur radio operators to send communications in both directions—sending their own voice or data and receiving incoming signals. This dual capability makes transceivers highly versatile and essential for effective communication in amateur radio operations.

While increasing antenna height, filtering out noise, and modulating signals are important aspects of radio communication and can enhance performance, they are not the primary functions of a transceiver. Antennas can be utilized separately to improve signal quality, noise filtering is typically achieved with additional equipment or components, and modulation is simply one of the processes that may occur within a transceiver but does not encompass its entire purpose. Thus, the central role of the transceiver remains centered on the transmission and reception of signals.